*Keiichi Ishizu¹, Yasuo Ogawa², Kuo Hsuan Tseng², Sohei Serita², Takahiro Kunitomo⁶, Takuto Minami⁴, Hiroshi Ichihara³, Grant Caldwell⁵, Wiebke Heise⁵, Ted Bertrand⁵ (1.University of Hyogo, 2.Tokyo Institute of Technology, Japan, 3.Nagoya University, 4.Kobe University, 5.GNS Science, 6.Ontake Science Lab)

*Grant Caldwell¹, Ted Bertrand¹, Wiebke Heise¹, Yasuo Ogawa², Stephen Bannister¹, Sandra Bourguigon¹, John Haines¹, Laura Wallace¹, Susan Ellis¹, Sandra Piazolo³, Virginia Toy⁴, Phaedra Upton¹ (1.GNS, 2.TITECH, 3.U. Leeds, 4.U. Mainz)

*Wiebke Heise¹, Ted Bertrand¹, Grant Caldwell¹, Yasuo Ogawa², Stephen Bannister¹, Stewart Bennie¹, Rory Hart¹, Neville Palmer¹, Kuo Hsuen Tseng^2,4, Masato Fukai^2,5, Masaki Ishikawa², Kaori Seki^2,6, Tatsuji Nishizawa^2,7, Jack McGrath³ (1.GNS Science, PO Box 30368, Lower Hutt, New Zealand, 2.Volcanic Fluid Research Center, Tokyo Institute of Technology, Tokyo, Japan, 3. School of Earth and Environment, University of Leeds, UK, 4.Sumiko Resources Exploration & Development Co., Ltd., Japan, 5.Nittetsu Mining Consultants Co., Ltd., Japan, 6.Kokusai Kogyo Co., Ltd.,Japan, 7.Mount Fuji Research Institute, Yamanashi Prefectural Government, Japan)